.content {
    background-color: red;
    color: white;
    padding: 10px;
    box-sizing: border-box;

    h1 {
        margin-bottom: 5px;
        font-size: 30px;
    }

    .size {
        font-size: 10px;
    }

    .input {
        display: flex;
        margin: 10px 0;

        span {
            width: 60px;
            display: inline-block;
            text-align: center;
            height: 40px;
            line-height: 40px;
        }

    }
}